François van der Delft was Imperial

Holy Roman Empire

The Holy Roman Empire was a realm that existed from 962 to 1806 in Central Europe.It was ruled by the Holy Roman Emperor. Its character changed during the Middle Ages and the Early Modern period, when the power of the emperor gradually weakened in favour of the princes...

 ambassador to the court of Henry VIII of England

Henry VIII of England

Henry VIII was King of England from 21 April 1509 until his death. He was Lord, and later King, of Ireland, as well as continuing the nominal claim by the English monarchs to the Kingdom of France...

 from 1545 to 1550, when he was followed by Jehan de Scheyfye.

Van der Delft came to England in 1545 to represent Charles V

Charles V, Holy Roman Emperor

Charles V was ruler of the Holy Roman Empire from 1519 and, as Charles I, of the Spanish Empire from 1516 until his voluntary retirement and abdication in favor of his younger brother Ferdinand I and his son Philip II in 1556.As...

. In the summer of 1545, after Chapuys' departure, he was officially introduced to King Henry aboard the Henry Grace à Dieu shortly before the Battle of the Solent

Battle of the Solent

The naval Battle of the Solent took place on 18 and 19 July 1545 during the Italian Wars, fought between the fleets of Francis I of France and Henry VIII of England, in the Solent channel off the south coast of England between Hampshire and the Isle of Wight...

. Under Edward VI

Edward VI of England

Edward VI was the King of England and Ireland from 28 January 1547 until his death. He was crowned on 20 February at the age of nine. The son of Henry VIII and Jane Seymour, Edward was the third monarch of the Tudor dynasty and England's first monarch who was raised as a Protestant...

, in 1550, as the Privy Council

Privy council

A privy council is a body that advises the head of state of a nation, typically, but not always, in the context of a monarchic government. The word "privy" means "private" or "secret"; thus, a privy council was originally a committee of the monarch's closest advisors to give confidential advice on...

 put pressure on Princess Mary

Mary I of England

Mary I was queen regnant of England and Ireland from July 1553 until her death.She was the only surviving child born of the ill-fated marriage of Henry VIII and his first wife Catherine of Aragon. Her younger half-brother, Edward VI, succeeded Henry in 1547...

 to restrain the usage of her mass

Mass (liturgy)

"Mass" is one of the names by which the sacrament of the Eucharist is called in the Roman Catholic Church: others are "Eucharist", the "Lord's Supper", the "Breaking of Bread", the "Eucharistic assembly ", the "memorial of the Lord's Passion and Resurrection", the "Holy Sacrifice", the "Holy and...

, van der Delft suggested to her to flee England. He was recalled before anything came of this plan, and died shortly afterwards.